import time

t = 1
while (t<3):

    t += 1

print(print('收了{}个人的能量'.format(str(t))))





qq = time.perf_counter()

print(type(qq))
time.sleep(2)


qqq = time.perf_counter()
# qqq = time.process_time()

print(qqq-qq)


result = round((qqq-qq), 2)

print(type(result))

print(result)


# print(qqq)
# print(qq)
# print(qqq-qq)

# 123


